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A213172 as a simple table

na(n)
00
11
22
33
46
59
612
716
821
926
1032
1138
1245
1352
1461
1569
1678
1788
1899
19110
20121
21133
22146
23159
24173
25188
26203
27218
28234
29251
30268
31286
32305
33324
34343
35364
36384
37406
38428
39450
40473
41497
42521
43546
44571
45597
46624
47651
48679
49707
50736
51765
52795
53826
54857

[0,1,2,3,6,9,12,16,21,26,32,38,45,52,61,69,78,88,
 99,110,121,133,146,159,173,188,203,218,234,251,
 268,286,305,324,343,364,384,406,428,450,473,497,
 521,546,571,597,624,651,679,707,736,765,795,826,
 857]